參數(shù)資料
型號(hào): MR83C154XXX-12/883
廠商: ATMEL CORP
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, CQCC44
封裝: LCC-44
文件頁(yè)數(shù): 61/91頁(yè)
文件大小: 19688K
代理商: MR83C154XXX-12/883
406
XMEGA A [MANUAL]
8077I–AVR–11/2012
33.14 SDRAM 4-bit write
Figure 33-44.Single write
Prech
a
rg
eAll
Ba
nks
Bank Adr
0x0
D[3:0]
Row Adr
Col Adr
0x400
Act
ive
Wr
ite
NOP*
*
Single write
D[7:4]
* The number of NOPs is equal to ROWCOLDLY[2:0] (ROWCOLDLY = 1 is shown)
** The number of NOPs is equal to WRDLY[1:0] + 1 (WRDLY = 0 is shown)
*** The number of NOPs is equal to RPDLY[1:0] (RPDLY = 1 is shown)
CLK
CKE
CAS
RAS
DQM
BA[1:0]
A[11:0]
D
ClkPER2
WE
CS
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